//设置checkbox的样式
function setchecks(){
    $('.i-checks').iCheck({
        checkboxClass: 'icheckbox_square-green',
        radioClass: 'iradio_square-green',
    });
}
$(function(){
    $("#setMaterialToCover").click(function(){
        $("#cover").attr("src",$("input[name='material']:checked").val());
        $("#imgs").modal("hide");
    });
})
function loadMaterial(pageNum){
    $.ajax({
        url:'/api/article/listMaterial',
        type:'post',
        data:{
            pageNum:pageNum
        },
        success:function(resp){
            var materialHtml='';
            for(var i in resp.rows){
                var imageUrl=resp.rows[i];
                materialHtml+='<div class="imagesDiv">\n' +
                    '                        <input type="radio" name="material" value="'+imageUrl+'">\n' +
                    '                        <a class="fancybox" href="'+imageUrl+'" title="图片1">\n' +
                    '                            <img alt="image" src="'+imageUrl+'">\n' +
                    '                        </a>\n' +
                    '                    </div>';
            }
            $("#material").html(materialHtml);
            var pageLi='';
            var start=resp.pageNum-2;
            if(start<=0)start=1;
            for(var j=start;j<start+5&&j<=resp.totalPage;j++){
                if(j==resp.pageNum){
                    pageLi+='<li class="active"><a onclick="loadMaterial('+j+')">'+j+'</a></li>';
                }else{
                    pageLi+='<li><a onclick="loadMaterial('+j+')">'+j+'</a></li>';
                }
            }
            pageLi='<li><a onclick="loadMaterial(1)">首页</a></li>' +
                pageLi
                +'<li><a onclick="loadMaterial('+resp.totalPage+')">末页</a></li>'
                +'<li><a>共'+resp.totalPage+'页</a></li>';
            $(".pagination").html(pageLi);
        }
    });
}

//加载标签
function loadTags(){
    $.ajax({
        url:"/api/tags/listAll",
        dataType:'json',
        success:function(resp){
            if(resp.status==200){
                var tagsHTML="";
                for(var i in resp.data){
                    tagsHTML+='<label class="checkbox-inline i-checks">\n' +
                        '                        <input class="i-checks" type="checkbox" name="tags[]" value="'+resp.data[i].id+'">'+resp.data[i].name+'</label>'
                }
                $("#tagList").html(tagsHTML);
                setchecks();
                toastr.success("标签加载成功");
            }else{
                toastr.error("标签加载失败");
            }
        },
        error:function(){
            toastr.error("标签加载失败");
        }
    });
}
//加载类型
function loadTypes(){
    $.ajax({
        url:'/api/type/listAll',
        dataType:'json',
        success:function(resp){
            if(resp.status==200){
                var typeHTML='';
                for(var i in resp.data){
                    typeHTML+='<option value="'+resp.data[i].id+'">'+resp.data[i].name+'</option>';
                }
                $("#typeList").html(typeHTML);
                toastr.success("类型加载成功");
            }else{
                toastr.error("类型加载失败");
            }
        },
        error:function(){
            toastr.error("类型加载失败");
        }
    });
}


function loadArticle(id){
    console.log("loadArticle:"+id);
    $.ajax({
        url:'/api/article/get/'+id,
        type:'post',
        success:function(resp){
            if(resp.status==200){
                $("input[name=title]").val(resp.data.title);
                $("input[name=title]").val(resp.data.title);
                if(resp.data.original==true){
                    $("input[name='original']").iCheck('check');
                }
                $("#cover").attr("src",resp.data.coverImage);
                $('.blogedit').code(resp.data.content);
                $("#typeList").val(resp.data.typeId);
                $("input[name='status'][value="+resp.data.status+"]").iCheck('check');
                for(var i in resp.data.tags){
                    $("input[name='tags[]'][value="+resp.data.tags[i].id+"]").iCheck('check');
                }
                $("[name=description]").val(resp.data.description);
                $("[name=keywords]").val(resp.data.keywords);
            }
        }
    });
}

var id;//博客id   xxx?id=xx
$(function(){
    editArticle();
    //加载标签和类别
    loadTags();
    loadTypes();
    var href=window.location.href;
    if(href.indexOf("id=")!=-1) {
        id = href.substr(href.indexOf("id=") + 3);
        loadArticle(id);
    }
    //提交表单
    $("#commitArticle").click(function () {
        var submitImages=[];
        var i=0;
        $("#eg img").each(function(){
            var url=$(this).attr("src");
            submitImages[i++]=url.substr(url.lastIndexOf("/")+1);
        });
        var cover=$("#cover").attr("src");
        submitImages[i]=cover.substr(cover.lastIndexOf("/")+1);
        var formJson=$("form").serializeJSON();
        $.ajax({
            url:"/api/article/save",
            type:'post',
            data:{
                'id':id,
                'title':formJson.title,
                'coverImage':$("#cover").attr("src"),
                'content':$('.blogedit').code(),
                'original':formJson.original,
                'status':formJson.status,
                'typeId':formJson.typeId,
                'description':formJson.description,
                'keywords':formJson.keywords,
                'tagList':formJson.tags,
                'editImages':submitImages
            },
            success:function(response){
                if(response.status==200)
                    toastr.success(response.message, "GBLOG");
                else
                    toastr.error(response.message, "GBLOG");
            },
            error:function(){
                toastr.error("操作失败", "GBLOG");
            }
        });
    });

});



var editArticle = function () {
    $("#eg").addClass("no-padding");
    $('.blogedit').summernote({
        height: 400,
        minHeight: 300,
        maxHeight: 500,
        lang: 'zh-CN',
        focus: true,
        onImageUpload: function(files, editor, $editable) {
            sendFile(files[0],editor,$editable);
        }
    });
};
function sendFile(file, editor, $editable){
    var filename = false;
    try{
        filename = file['name'];
    } catch(e){
        filename = false;
    }
    if(!filename){
        $(".note-alarm").remove();
    }
    //以上防止在图片在编辑器内拖拽引发第二次上传导致的提示错误
    data = new FormData();
    data.append("file", file);
    data.append("key",filename); //唯一性参数

    $.ajax({
        data: data,
        type: "POST",
        url: "/api/upload/img",
        cache: false,
        contentType: false,
        processData: false,
        success: function(data) {
            console.log(data);
            if(data.error!=0){
                toastr.error("上传失败");
                return;
            }else{
                toastr.success("上传成功");
            }
            //alert(url);
            editor.insertImage($editable, data.data[0]);
            //setTimeout(function(){$(".note-alarm").remove();},3000);
        },
        error:function(){
            alert("上传失败！");
            return;
            //setTimeout(function(){$(".note-alarm").remove();},3000);
        }
    });
}
var saveArticle = function () {
    $("#eg").removeClass("no-padding");
    var aHTML = $('.blogedit').code();
    $('.blogedit').destroy();
};



//封面upload
jQuery(function() {
    var $ = jQuery,    // just in case. Make sure it's not an other libaray.

        $wrap = $('#uploader'),

        // 图片容器
        $queue = $('<ul class="filelist"></ul>')
            .appendTo( $wrap.find('.queueList') ),

        // 状态栏，包括进度和控制按钮
        $statusBar = $wrap.find('.statusBar'),

        // 文件总体选择信息。
        $info = $statusBar.find('.info'),

        // 上传按钮
        $upload = $wrap.find('.uploadBtn'),

        // 没选择文件之前的内容。
        $placeHolder = $wrap.find('.placeholder'),

        // 总体进度条
        $progress = $statusBar.find('.progress').hide(),

        // 添加的文件数量
        fileCount = 0,

        // 添加的文件总大小
        fileSize = 0,

        // 优化retina, 在retina下这个值是2
        ratio = window.devicePixelRatio || 1,

        // 缩略图大小
        thumbnailWidth = 110 * ratio,
        thumbnailHeight = 110 * ratio,

        // 可能有pedding, ready, uploading, confirm, done.
        state = 'pedding',

        // 所有文件的进度信息，key为file id
        percentages = {},

        supportTransition = (function(){
            var s = document.createElement('p').style,
                r = 'transition' in s ||
                    'WebkitTransition' in s ||
                    'MozTransition' in s ||
                    'msTransition' in s ||
                    'OTransition' in s;
            s = null;
            return r;
        })(),

        // WebUploader实例
        uploader;

    if ( !WebUploader.Uploader.support() ) {
        alert( 'Web Uploader 不支持您的浏览器！如果你使用的是IE浏览器，请尝试升级 flash 播放器');
        throw new Error( 'WebUploader does not support the browser you are using.' );
    }

    // 实例化
    uploader = WebUploader.create({
        pick: {
            id: '#filePicker',
            label: '点击选择图片'
        },
        dnd: '#uploader .queueList',
        paste: document.body,
        accept: {
            title: 'Images',
            extensions: 'gif,jpg,jpeg,bmp,png',
            mimeTypes: 'image/*'
        },

        // swf文件路径
        swf: BASE_URL + '/Uploader.swf',

        disableGlobalDnd: true,

        chunked: true,

        server: '/api/upload/img',
        fileNumLimit: 1
    });

    // 当有文件添加进来时执行，负责view的创建
    function addFile( file ) {
        var $li = $( '<li id="' + file.id + '">' +
            '<p class="title">' + file.name + '</p>' +
            '<p class="imgWrap"></p>'+
            '<p class="progress"><span></span></p>' +
            '</li>' ),

            $btns = $('<div class="file-panel">' +
                '<span class="cancel">删除</span>' +
                '<span class="rotateRight">向右旋转</span>' +
                '<span class="rotateLeft">向左旋转</span></div>').appendTo( $li ),
            $prgress = $li.find('p.progress span'),
            $wrap = $li.find( 'p.imgWrap' ),
            $info = $('<p class="error"></p>'),

            showError = function( code ) {
                switch( code ) {
                    case 'exceed_size':
                        text = '文件大小超出';
                        break;

                    case 'interrupt':
                        text = '上传暂停';
                        break;

                    default:
                        text = '上传失败，请重试';
                        break;
                }

                $info.text( text ).appendTo( $li );
            };

        if ( file.getStatus() === 'invalid' ) {
            showError( file.statusText );
        } else {
            // @todo lazyload
            $wrap.text( '预览中' );
            uploader.makeThumb( file, function( error, src ) {
                if ( error ) {
                    $wrap.text( '不能预览' );
                    return;
                }

                var img = $('<img src="'+src+'">');
                $wrap.empty().append( img );
            }, thumbnailWidth, thumbnailHeight );

            percentages[ file.id ] = [ file.size, 0 ];
            file.rotation = 0;
        }

        file.on('statuschange', function( cur, prev ) {
            if ( prev === 'progress' ) {
                $prgress.hide().width(0);
            } else if ( prev === 'queued' ) {
                $li.off( 'mouseenter mouseleave' );
                $btns.remove();
            }

            // 成功
            if ( cur === 'error' || cur === 'invalid' ) {
                console.log( file.statusText );
                showError( file.statusText );
                percentages[ file.id ][ 1 ] = 1;
            } else if ( cur === 'interrupt' ) {
                showError( 'interrupt' );
            } else if ( cur === 'queued' ) {
                percentages[ file.id ][ 1 ] = 0;
            } else if ( cur === 'progress' ) {
                $info.remove();
                $prgress.css('display', 'block');
            } else if ( cur === 'complete' ) {
                $li.append( '<span class="success"></span>' );
            }

            $li.removeClass( 'state-' + prev ).addClass( 'state-' + cur );
        });

        $li.on( 'mouseenter', function() {
            $btns.stop().animate({height: 30});
        });

        $li.on( 'mouseleave', function() {
            $btns.stop().animate({height: 0});
        });

        $btns.on( 'click', 'span', function() {
            var index = $(this).index(),
                deg;

            switch ( index ) {
                case 0:
                    uploader.removeFile( file );
                    return;

                case 1:
                    file.rotation += 90;
                    break;

                case 2:
                    file.rotation -= 90;
                    break;
            }

            if ( supportTransition ) {
                deg = 'rotate(' + file.rotation + 'deg)';
                $wrap.css({
                    '-webkit-transform': deg,
                    '-mos-transform': deg,
                    '-o-transform': deg,
                    'transform': deg
                });
            } else {
                $wrap.css( 'filter', 'progid:DXImageTransform.Microsoft.BasicImage(rotation='+ (~~((file.rotation/90)%4 + 4)%4) +')');
            }


        });

        $li.appendTo( $queue );
    }

    // 负责view的销毁
    function removeFile( file ) {
        var $li = $('#'+file.id);

        delete percentages[ file.id ];
        updateTotalProgress();
        $li.off().find('.file-panel').off().end().remove();
    }

    function updateTotalProgress() {
        var loaded = 0,
            total = 0,
            spans = $progress.children(),
            percent;

        $.each( percentages, function( k, v ) {
            total += v[ 0 ];
            loaded += v[ 0 ] * v[ 1 ];
        } );

        percent = total ? loaded / total : 0;

        spans.eq( 0 ).text( Math.round( percent * 100 ) + '%' );
        spans.eq( 1 ).css( 'width', Math.round( percent * 100 ) + '%' );
        updateStatus();
    }

    function updateStatus() {
        var text = '', stats;
        $info.html( text );
    }

    function setState( val ) {
        var file, stats;

        if ( val === state ) {
            return;
        }

        $upload.removeClass( 'state-' + state );
        $upload.addClass( 'state-' + val );
        state = val;

        switch ( state ) {
            case 'pedding':
                $placeHolder.removeClass( 'element-invisible' );
                $queue.parent().removeClass('filled');
                $queue.hide();
                $statusBar.addClass( 'element-invisible' );
                uploader.refresh();
                break;

            case 'ready':
                $placeHolder.addClass( 'element-invisible' );
                $( '#filePicker2' ).removeClass( 'element-invisible');
                $queue.parent().addClass('filled');
                $queue.show();
                $statusBar.removeClass('element-invisible');
                uploader.refresh();
                break;

            case 'uploading':
                $( '#filePicker2' ).addClass( 'element-invisible' );
                $progress.show();
                $upload.text( '暂停上传' );
                break;

            case 'paused':
                $progress.show();
                $upload.text( '继续上传' );
                break;

            case 'confirm':
                $progress.hide();
                $upload.text( '开始上传' ).addClass( 'disabled' );

                stats = uploader.getStats();
                if ( stats.successNum && !stats.uploadFailNum ) {
                    setState( 'finish' );
                    return;
                }
                break;
            case 'finish':
                stats = uploader.getStats();
                if ( stats.successNum ) {
                    toastr.success("上传成功","GBLOG");
                } else {
                    // 没有成功的图片，重设
                    state = 'done';
                    location.reload();
                }
                break;
        }

        updateStatus();
    }

    uploader.onUploadProgress = function( file, percentage ) {
        var $li = $('#'+file.id),
            $percent = $li.find('.progress span');

        $percent.css( 'width', percentage * 100 + '%' );
        percentages[ file.id ][ 1 ] = percentage;
        updateTotalProgress();
    };

    uploader.onFileQueued = function( file ) {
        fileCount++;
        fileSize += file.size;

        if ( fileCount === 1 ) {
            $placeHolder.addClass( 'element-invisible' );
            $statusBar.show();
        }

        addFile( file );
        setState( 'ready' );
        updateTotalProgress();
    };

    uploader.onFileDequeued = function( file ) {
        fileCount--;
        fileSize -= file.size;

        if ( !fileCount ) {
            setState( 'pedding' );
        }

        removeFile( file );
        updateTotalProgress();

    };

    uploader.on( 'all', function( type ) {
        var stats;
        switch( type ) {
            case 'uploadFinished':
                setState( 'confirm' );
                break;

            case 'startUpload':
                setState( 'uploading' );
                break;

            case 'stopUpload':
                setState( 'paused' );
                break;
        }
    });
    uploader.on( 'uploadSuccess', function( file,response ) {
        if(response.error==0) {
            $("#cover").attr("src", response.data[0]);
        }
        else
            toastr.error("上传失败", "GBLOG");
    });

    uploader.onError = function( code ) {
        toastr.error("上传失败", "GBLOG");
    };

    $upload.on('click', function() {
        if ( $(this).hasClass( 'disabled' ) ) {
            return false;
        }

        if ( state === 'ready' ) {
            uploader.upload();
        } else if ( state === 'paused' ) {
            uploader.upload();
        } else if ( state === 'uploading' ) {
            uploader.stop();
        }
    });

    $info.on( 'click', '.retry', function() {
        uploader.retry();
    } );

    $info.on( 'click', '.ignore', function() {
        alert( 'todo' );
    } );

    $upload.addClass( 'state-' + state );
    updateTotalProgress();
});